# File lib/qrack/client.rb, line 114
                def returned_message(opts = {})
                        
                        begin                
                                frame = next_frame(:timeout => opts[:timeout] || 0.1)
                        rescue Qrack::ClientTimeout
                                return {:header => nil, :payload => :no_return, :return_details => nil}
                        end

                        method = frame.payload
                        header = next_payload
        
                        # If maximum frame size is smaller than message payload body then message
                        # will have a message header and several message bodies                              
                  msg = ''
                        while msg.length < header.size
                                msg += next_payload
                        end

                        # Return the message and related info
                        {:header => header, :payload => msg, :return_details => method.arguments}
                end